9769886609579 has 4 divisors (see below), whose sum is σ = 9769908403176. Its totient is φ = 9769864815984.

The previous prime is 9769886609551. The next prime is 9769886609591. The reversal of 9769886609579 is 9759066889679.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9769886609579 - 2²⁴ = 9769869832363 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9769886609494 and 9769886609503.

It is not an unprimeable number, because it can be changed into a prime (9769886605579) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10209929 + ... + 11125754.

It is an arithmetic number, because the mean of its divisors is an integer number (2442477100794).

Almost surely, 2^{9769886609579} is an apocalyptic number.

9769886609579 is a deficient number, since it is larger than the sum of its proper divisors (21793597).

9769886609579 is a wasteful number, since it uses less digits than its factorization.

9769886609579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21793596.

The product of its (nonzero) digits is 22221319680, while the sum is 89.

The spelling of 9769886609579 in words is "nine trillion, seven hundred sixty-nine billion, eight hundred eighty-six million, six hundred nine thousand, five hundred seventy-nine".